Clinical trials: Caloric Restriction
Healthy, Older Adults
The Combined Effect of Dietary Nitrate and Caloric Restriction on Cognitive and Vascular Function.
This pilot study will compare the effect of combining dietary nitrate and caloric restriction versus dietary nitrate alone. The participant will be contacted, having responded to an advertisement on social media and posters, to…
- Conditions
- Healthy, Older Adults, Overweight and Obesity
- Trial name
- CRNitrateMRI (NCT06151015)
- Testing
- Nitrate-rich beetroot juice plus calorie-restricted diet, Nitrate-rich beetroot juice plus weight-maintenance diet
- Where
- United Kingdom
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Moira Taylor
Pre-diabetes, Obesity
Sub-Study of the PREVIEW Study Australia
The aim of this study is to investigate possible enduring effects of a standard 2-month weight loss program on appetite regulation, bone homeostasis and muscle strength in younger and older adults, as well as the impact of…
- Trial name
- NCT02030249
- Testing
- Low calorie diet administered from 0 to 2 months, High Protein / Low Glycaemic Index, Moderate Protein / High Glycaemic Index
- Where
- 3 sites in Australia
- Volunteers
- 292 people, healthy volunteers welcome
- Sponsor
- University of Sydney
Obesity
Factors Affecting Caloric Regulation in Human Feeding
This study will test the hypothesis that reducing the energy density of the diet by incorporating more water-rich foods will result in: 1) greater weight loss and weight maintenance; 2) greater diet satisfaction and satiety; and…
- Trial name
- NCT00108784
- Testing
- Reduced-energy-density diet
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Weight Loss, Vitamin D or Placebo
The Effect of Vitamin D Supplementation During Caloric Restriction on Intestinal Calcium Absorption
The purpose of this study is to learn how the amount of vitamin D supplementation influences intestinal fractional calcium absorption (a measure of the amount of calcium absorbed).
- Trial name
- NCT00472654
- Testing
- Weight Loss, Vitamin D 2500 IU, Weight Maintenance
- Where
- United States
- Volunteers
- 83 people, healthy volunteers welcome
- Sponsor
- Rutgers University
Obesity
Effect of Specific Diet and Physical Activity on Weight and/or Fat Loss
The main purpose of this study is to assess metabolic effects (decreased amount of body fat content, insulin sensitivity and lipid profile improvement) of weight loss intervention based on specific life style counseling (low…
- Trial name
- NCT02325804
- Testing
- Lifestyle Counseling
- Where
- Slovakia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Slovak Academy of Sciences
Men, Life Style
Dietary Effects on Weight Loss and Lipid Profile in Sedentary Men
Negative-calorie diet is among the popular dieting guides for weight loss; however, there is still little knowledge about this method.
- Conditions
- Men, Life Style, Lipid Metabolism Disorders, Obesity
- Trial name
- NCT03082794
- Testing
- NCD, LCD
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- P.L.Shupik National Medical Academy of Post-Graduate Education
Aging
CALERIE (Washington University): Comprehensive Assessment of Long-term Effects of Reducing Intake of Energy
This study is one of three CALERIE trials that test the hypothesis that a reduced calorie, nutritionally sound diet increases the length of life and prevents some age-related chronic diseases such as cancer, diabetes, and…
- Trial name
- NCT00099138
- Testing
- Caloric Restriction (CR), Exercise
- Where
- United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- National Institute on Aging (NIA)
Obesity
Phase IIb One Year Efficacy and Safety Study of S-2367 in Obese Subjects With Initial 6-Week Low Calorie Diet
1. To evaluate the weight loss effect of 1600 mg/day S-2367 administered orally once daily with the morning meal after a 6-week low calorie diet (LCD) of 950 kcal/day with or without S-2367 followed by 54 weeks while on a 800…
- Trial name
- NCT00748605
- Testing
- S-2367 1600 mg q.d. 54 Weeks, S-2367 1600 mg q.d. 60 weeks, LCD (low calorie diet)
- Where
- 40 sites in United States
- Volunteers
- 842 people, healthy volunteers welcome
- Sponsor
- Shionogi
Obesity, Insulin Sensitivity/Resistance
Energy -Sensing Metabolites in Caloric Restriction
General integrated goal of the coordinated project: To elucidate the role of succinate and other metabolites derived from the intestinal microbiota such as Short Chain Fatty Acids (SCFAs), as energy sensing metabolites in the…
- Conditions
- Obesity, Insulin Sensitivity/Resistance, Diabetes Type 2
- Trial name
- NCT05031572
- Testing
- dietary intervention
- Where
- Spain
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Institut Investigacio Sanitaria Pere Virgili
Non-Alcoholic Fatty Liver Disease
Effect of Indo-Mediterranean Diet on Hepatic Steatosis and Fibrosis in NAFLD Children
NAFLD encompasses the entire spectrum of Fatty liver disease in individuals without significant alcohol consumption, ranging from fatty liver to steatohepatitis to cirrhosis.
- Trial name
- NCT05073588
- Testing
- Indo Mediterranean diet, Calorie restricted diet
- Where
- India
- Volunteers
- 39 people, healthy volunteers welcome
- Sponsor
- Institute of Liver and Biliary Sciences, India
Healthy
Short-term Regulation of Energy and Macronutrient Balance: Impact of Energy Flux
Aim of the study is to investigate the impact of energy flux (achieved by changes in physical activity) under the conditions of energy balance, caloric restriction and overfeeding in healthy subjects.
- Trial name
- EF (NCT03361566)
- Testing
- physical activity, energy intake
- Where
- Germany
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Hohenheim
Inflammation
Effects of a Short Term Caloric Restriction on T Cell Activation in Fat
Overweight and obesity are major problems and their complications such as cardiovascular disease and type 2 diabetes mellitus pose great burdens on healthcare systems.
- Trial name
- NCT02473835
- Testing
- Calorie restriction, Activity monitoring, Diet monitoring
- Where
- United Kingdom
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Bath
Gestational Diabetes, Gestational Diabetes Mellitus in Pregnancy
Manchester Intermittent Diet in Gestational Diabetes Acceptability Study
A two-arm non-blinded randomised feasibility protocol trial designed to assess the feasibility, safety, and acceptability of an intermittent low energy diet (ILED) vs best National Health Service (NHS) care in women with…
- Conditions
- Gestational Diabetes, Gestational Diabetes Mellitus in Pregnancy, Intermittent Fasting, Pregnancy Related
- Trial name
- MIDDAS-GDM (NCT05344066)
- Testing
- Best NHS Care, Intermittent Low Energy Diet
- Where
- United Kingdom
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Manchester University NHS Foundation Trust
Obesity, Overweight
The Acute Effects of Caloric Restriction on Anthropometrics, Metabolism, and Cardiovascular Health in Overweight Adults
The purpose of this study is to document the efficacy of a 3 day intermittent fasting/caloric restriction (IF/CR) using the Plexus® 3 day reset program on body weight as well as regulatory parameters of metabolism and metabolic…
- Conditions
- Obesity, Overweight, Intermittent Fasting
- Trial name
- NCT05422391
- Testing
- 3 day caloric restriction/metabolic reset
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Skidmore College
Overweight and Obesity
Efficacy of Polyglucosamine for Weight Loss
The polyglucosamine, specification L112 is a medical device and in this clinical trial used for weight reduction of overweight and obese participants.
- Trial name
- NCT02410785
- Testing
- Polyglucosamine
- Where
- 2 sites in Germany, Italy
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Certmedica International GmbH
Metabolically Unhealty Obese, Dyslipidemia
Effect of a Low-Calorie MCT-Rich Traditional Minangkabau Diet on Obese Individuals
This study aims to investigate the effect of a low-calorie diet rich in medium-chain triglycerides (MCTs) based on traditional Minangkabau foods on metabolic biomarkers in individuals with obesity.
- Conditions
- Metabolically Unhealty Obese, Dyslipidemia, Diabetes (DM), Resistance, Insulin
- Trial name
- NCT07423884
- Testing
- Low-Calorie Diet Rich in Medium-Chain Triglycerides (MCTs) Based on Traditional Minangkabau Foods
- Where
- Indonesia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Andalas University
Caloric Restriction, Exercise
Physiological and Psychological Effects of Testosterone During Severe Energy Deficit and Recovery
The objective of this study is to determine whether maintaining a eugonadal state, during severe, sustained energy deficit, attenuates physiological decrements, particularly the loss of lean body mass.
- Trial name
- OPS (NCT02734238)
- Testing
- Sesame Oil, testosterone enanthate
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Visceral Fat, Weight Loss
The Effect of Mild Weight Loss on Circulating Metabolite Profiles
To determine whether low calorie diet (LCD)-induced weight reduction caused changes in plasma metabolites and metabolic traits from baseline.
- Trial name
- NCT03135132
- Testing
- Control group, LCD group
- Where
- South Korea
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Obesity
Effectiveness of Gradual Versus Rapid Weight Loss
This randomized controlled trial aims to compare the 1-year effectiveness of an initial rapid weight loss (RWL) program and a gradual weight loss (GWL) program.
- Trial name
- GoLow (NCT03776552)
- Testing
- Rapid weight loss (RWL) program, Gradual weight loss (GWL) program
- Where
- Norway
- Volunteers
- 293 people, healthy volunteers welcome
- Sponsor
- The Hospital of Vestfold
Men, Diet Modification
Dietary Guide in Active Older Adult Men
The present study aimed to determine the effects of negative-calorie diet supplemented with exercise, on weight loss and lipid profile, and to compare its efficiency with low-calorie diet with exercise among elderly adult men…
- Conditions
- Men, Diet Modification, Obesity, Overweight
- Trial name
- NCT03082807
- Testing
- NCDsport, LCDsport
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- P.L.Shupik National Medical Academy of Post-Graduate Education